Double dominoes! Get your students excited to add with dominoes and playing cards. This lesson is a fun way to help your students continue to learn to add.

Build familiarity with numbers from 1 to 120 with this fun game. This lesson can be used alone or with the lesson plan Then Came One.

Support your students' understanding of word problems as they invent strategies to add three addends in any order. Use this scaffolded EL lesson plan alone or with How'd You Get that Many?

Challenge students to find the sum of three addends while playing a fun dice game! Use this scaffolded EL Lesson alone or for more addition practice adding with dice in preparation for the Active Math lesson.

This hands-on lesson will get students thinking and talking about how the numbers in fact families are related. Use alone or with the lesson plan Fact Family Trees.

Your young scientists will have tons of fun visiting measurement stations and using tools to measure various objects. They'll even be able to create posters at the end of the activity.

Students will love composing and decomposing two-dimensional shapes using tangram puzzle pieces. Use this plan alone or to frontload key vocabulary and concepts taught in the lesson plan Know Your Shapes.

Dive deep into word problems with this lesson that teaches students to sketch base-ten blocks to add multiples of 10 and two-digit numbers. Use alone or with the lesson plan Let's Build It! Two-Digit Addition.